Java Developer AI Claude - FinTech

Java Developer / Backend Software Engineer (AI Claude Java) Newcastle onsite to £120k Do you have expertise with backend Java development within finance / trading environments? You could be progressing your career in a senior, hands-on Java Developer role at a scaling FinTech. As a Java Developer you'll in a new client engagement, helping to modernise a sophisticated C++ trading system into a scalable, high-performance Java application. Collaborating closely with Front Office trading teams, product specialists and highly experienced engineers, you'll design and build robust, secure, real-time trading technology with direct impact on the business. The role combines challenging engineering problems with genuine ownership, giving you the opportunity to influence architecture, make technical decisions and help shape the future platform. You'll also work with modern AI assisted development tools such as Claude to accelerate engineering productivity and delivery. Location: You'll join the team in Central Newcastle offices on a fulltime basis (Monday to Friday). About you: You have strong backend, multithreaded Java development experience You have a strong knowledge of financial markets and have previous experience of working on trading systems You have a good understanding of real-time system development and latency You're comfortable using AI tools such as Claude You're collaborative and pragmatic with client facing communication skills You're naturally curious and have advanced critical thinking and problem solving skills An understanding of C++ would be of benefit but it's not essential You have achieved a minimum 2.1 BSc in Computer Science or similar technical discipline from a top tier / Russel Group university, backed by A's at A-level What's in it for you? Alongside a highly competitive package, you'll gain the opportunity to work on technically demanding systems, collaborate with exceptional engineers, and play a meaningful role in the growth of a business that is still small enough for your contributions to have a visible impact. Salary to £120k + Bonus 25 days holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events Apply now to find out more about this Java Developer / Backend Software Engineer (AI Claude Java) opportunity.